head trip(redirected from a head trip)
1. A display of superiority and self-centeredness; an ego trip. Are you on a head trip? I'm not one of your lowly interns, so you can get your own coffee! The boss must have been on a real head trip when he decided to name the building after himself.
2. slang An experience using psychoactive drugs. Come on, you went to Woodstock—you can't tell me you've never had a head trip before.
1. n. a session with a head drug. (Drugs.) Bob had his first head trip last night.
2. n. an ego trip. Come down from your head trip and see if you can get along with the rest of us.